| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,831 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,775 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,347 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,507 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,523 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,247 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,785 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,866 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,385 |
| United States Map Quiz | 0 | - | 4.98 | 4,174,044 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,729 |
| North America Cities by Map | 0 | - | 4.41 | 47,980 |
| Name a City - European Countries | 0 | - | 4.89 | 66,432 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,350 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,244 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,672 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,701 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,858 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,766 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,792 |
| Canada Provinces and Territories | 0 | - | 5.00 | 347,272 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,675 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,722 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 152,012 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,411 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,299 |
| Europe Capital to Country | 0 | - | 4.99 | 252,682 |
| Asia Capital to Country | 0 | - | 4.96 | 127,733 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,365 |
| European Capitals by Map | 0 | - | 4.99 | 142,659 |
| African Capitals by Map | 0 | - | 4.99 | 142,673 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,157 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,175 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,434 |
| European Coastal Capitals | 0 | - | 4.95 | 91,536 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,287 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,458 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,815 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,268 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,118 |
| World Capitals Quiz | 0 | - | 5.00 | 5,116,099 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,587 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,476 |
| Official Cities in the UK | 0 | - | 4.89 | 287,002 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,982 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,669 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,390 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,752 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,366 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,523 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,697 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,088 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,848 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,678 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,202 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,917 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,824 |
| Which City in Canada? | 0 | - | 4.83 | 57,422 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 59,015 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,094 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,360 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,977 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,946 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,160 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,948 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,993 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,603,076 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.34 | 247,211 |
| Name a Valid European Capital | 0 | - | 4.95 | 154,063 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,719 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,453 |
| Central American Countries | 0 | - | 4.98 | 157,595 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,705 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,597 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,151 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 151,186 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,817 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,614 |
| States of Mexico | 0 | - | 4.96 | 178,859 |
| South American Cities on the Map | 0 | - | 4.52 | 35,590 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,635 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,961 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,178 |
| Random European Capital to Country | 0 | - | 4.98 | 192,401 |
| Random European Country to Capital | 0 | - | 4.93 | 166,112 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,124 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,623 |
| Random African Capital to Country | 0 | - | 4.97 | 101,528 |
| Random African Country to Capital | 0 | - | 4.95 | 71,926 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,559 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,787 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,639 |
| Canada Country Quiz | 0 | - | 4.55 | 133,209 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,711 |
| Pixelated United States Map | 0 | - | 4.89 | 94,993 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,228 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,471 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,487 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,564 |
| U.S. States that Start with M | 0 | - | 4.94 | 188,615 |
| U.S. States By Population | 0 | - | 4.92 | 154,280 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,411 |
| U.S. States with Longest Names | 0 | - | 4.85 | 45,007 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 83,191 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 89,001 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,614 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,235 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 161,202 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,334 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,791 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,886 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,736 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,508 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,561 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,700,941 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,656 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,618 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,117 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,382 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,501 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,457 |
| Countries by Capital City | 0 | - | 5.00 | 69,700 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,217 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,389 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,577 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,215 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,999 |
| Moved Capital Cities | 0 | - | 4.96 | 74,753 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,344 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,455 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,590 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,936 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,336 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,282 |
| Which City in Europe? | 0 | - | 4.83 | 108,027 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,968 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,601 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,129 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,607 |
| North American Sports Cities | 0 | - | 4.82 | 173,335 |
| American TV Show Settings | 0 | - | 4.37 | 30,716 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,616 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,078 |
| Cities by Former Name | 0 | - | 4.83 | 92,211 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,996 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,059 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 70,005 |
| World Capitals by Map | 0 | - | 5.00 | 290,110 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,964 |
| Random Capital to Country | 0 | - | 4.99 | 2,604,914 |
| Random Country to Capital | 0 | - | 4.98 | 930,634 |
| Capitals Starting With H | 0 | - | 4.91 | 93,478 |
| Capitals Starting With K | 0 | - | 4.89 | 84,538 |
| Capitals Starting With L | 0 | - | 4.81 | 96,133 |
| Capitals Starting With M | 0 | - | 4.94 | 109,425 |
| Capitals Starting With P | 0 | - | 4.88 | 79,150 |
| Capitals Starting With R | 0 | - | 4.89 | 82,634 |
| Capitals Starting With S | 0 | - | 4.90 | 86,721 |
| Capitals Starting With T | 0 | - | 4.86 | 76,975 |
| Capitals Starting With W | 0 | - | 4.87 | 91,811 |
| Capitals Starting With A | 0 | - | 4.97 | 129,321 |
| Capitals Starting With B | 0 | - | 4.89 | 119,685 |
| Capitals Starting With D | 0 | - | 4.94 | 97,344 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,425 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,380 |
| Cities in European History #1 | 0 | - | 4.63 | 134,874 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,482 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,926 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,970 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,249 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,637 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,598 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 90,020 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,911 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,638 |
| Belize Country Quiz | 0 | - | 4.85 | 21,123 |
| South America Map Quiz | 0 | - | 5.00 | 1,558,827 |
| Flags of North and South America | 0 | - | 4.99 | 378,366 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,519 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,782 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,753 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,840 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,102 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,883 |
| Random European City to Country | 0 | - | 4.69 | 118,567 |
| Random Asian City to Country | 0 | - | 4.56 | 44,645 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,855 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,724 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 24,011 |
| Former Capitals | 0 | - | 4.88 | 71,745 |
| Capital Cities Chain | 0 | - | 4.84 | 83,557 |
| Coldest World Capitals | 0 | - | 4.95 | 134,333 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,285 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,769 |
| US States and State Capitals | 0 | - | 4.99 | 166,104 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 176,287 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,907 |
| Territories of the United States | 0 | - | 4.80 | 52,682 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,948 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,941 |
